Home / 445,056.60-667,584.90-295,498.20

Finding the Fourth Proportional to 445,056.60, 667,584.90 and 295,498.20

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Solution

The fourth proportional to 445,056.60, 667,584.90 and 295,498.20 is: 443,247.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,056.60 : 667,584.90 = 295,498.20 : x
  2. Step 2: Convert to fraction form
    445,056.60/667,584.90 = 295,498.20/x
  3. Step 3: Cross multiply
    445,056.60x = 667,584.90 × 295,498.20
  4. Step 4: Simplify right side
    445,056.60x = 197,270,136,297.18
  5. Step 5: Solve for x
    x = 197,270,136,297.18/445,056.60
  6. Step 6: Final answer
    x = 443,247.30

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.